''Chengiodendron'' is a genus of flowering plants in the olive family,

Oleaceae Oleaceae, also known as the olive family or sometimes the lilac family, is a taxonomic family of flowering shrubs, trees, and a few lianas in the order Lamiales. It presently comprises 28 genera, one of which is recently extinct.Peter S. Gree ...

. It includes three species native to Indochina, southern China including Taiwan and Hainan, the Ryukyu Islands, and Assam. *'' Chengiodendron marginatum'' *'' Chengiodendron matsumuranum'' *'' Chengiodendron minor'' These species were previously included in the ''Leiolea'' clade of genus ''

Osmanthus ''Osmanthus'' is a genus of about 30 species of flowering plants in the family Oleaceae. Most of the species are native to eastern Asia (China, Japan, Korea, Southeast Asia, the Himalayas, etc.) with a few species from the Caucasus, New Cale ...

'' as ''Osmanthus marginatus, O. matsumuranus'', and ''O. minor''. A phylogenetic study revealed that they were

paraphyletic Paraphyly is a taxonomic term describing a grouping that consists of the grouping's last common ancestor and some but not all of its descendant lineages. The grouping is said to be paraphyletic ''with respect to'' the excluded subgroups. In co ...

to the rest of the genus, and they were placed in the new genus ''Chengiodendron''.Yong-Fu Li, Min Zhang, Xian-Rong Wang, Steven Paul Sylvester, Qi-Bai Xiang, Xuan Li, Meng Li, Hong Zhu, Cheng Zhang, Lin Chen, Xian-Gui Yi, Ling-Feng Mao, Yi-Fan Duan (2020) Revisiting the phylogeny and taxonomy of ''Osmanthus'' (Oleaceae) including description of the new genus ''Chengiodendron''. ''Phytotaxa'' Vol. 436 No. 3: 19 March 2020. pp. 283–292. DOI: https://doi.org/10.11646/phytotaxa.436.3.6

References

{{Taxonbar, from= Q108440563 Oleaceae genera Flora of the Indomalayan realm Oleeae